#glass{
    position:absolute;
    border-radius:50%;box-shadow:0 0 0 7px rgba(255,255,255,0.85),0 0 7px 7px rgba(0,0,0,0.25),inset 0 0 40px 2px rgba(0,0,0,0.25);
    display:none;
    background-repeat:no-repeat;
    background-color:rgba(0,0,0,.6)
}